Reobrix 66805 Big Boy American Steam Locomotive Large Model Kit

Model Overview

The Reobrix 66805 recreates the imposing silhouette of the American Big Boy steam locomotive as a large mechanical model kit for adults. With an articulated layout, detachable tender and working details, this model blends the pleasure of a complex build with the visual reward of a museum-quality display piece. The set is presented as a collectible hobby kit that highlights classic railway engineering and industrial styling.

About the Manufacturer

Reobrix produces sizeable train building sets that appeal to adult builders and collectors. Their designs focus on mechanical detail and modular assembly, making the completed models suitable for display and repeated hands-on assembly by hobbyists who enjoy engineering-oriented kits.

Subject Background

The Big Boy is one of the most recognisable American steam locomotives, designed to haul heavy freight for the Union Pacific in the 1940s. Its long, articulated wheel arrangement and powerful form made it a symbol of mid-century railway engineering. This model captures that historic presence for enthusiasts who appreciate railway history and large-scale steam engine design.

Model Kit Features

• Parts: 2947 parts
• Part number: 66805
• Model: 66805
• Size: Large
• Material: ABS building bricks
• Key features: Detachable locomotive and tender
• Moving parts: Movable wheels and opening cab roof
• Includes: Track
• Price: 129.99 GBP

Who This Model Kit Is For

Designed for adult builders and train collectors, this set suits fans of steam engine models and hobbyists who enjoy mechanical model kits for adults. It will particularly appeal to railway enthusiasts, collectors of large display models and anyone who enjoys hands-on projects that showcase vintage industrial machinery.

Modelling Notes

The kit uses interlocking ABS bricks that are described as durable, non-toxic and burr-free for comfortable assembly. A modular, detachable structure and clear step-by-step instructions let builders examine internal mechanisms and appreciate engineering details up close. Once complete, the model makes a stable and striking display for a desk, shelf or cabinet, and the build process rewards patience and attention to mechanical detail.

Frequently Asked Questions

How many parts does this model kit contain?

The set includes 2947 parts, making it a large, detailed build for hobbyists and collectors.

What materials are the bricks made from?

Bricks are made from high-quality ABS material. They are described as durable, non-toxic, smooth and burr-free for comfortable assembly and strong long-term display.

Is this model kit suitable for beginners?

This kit is marketed for adults and adult builders. Its large 2947-part scale makes it particularly suited to adult hobbyists and collectors.

What is the assembly experience like?

The build features a modular, detachable design with separable locomotive and tender, an openable cab roof and movable wheels. Clear step-by-step instructions are included for hands-on assembly.

Is the finished model good for display and collecting?

Yes. The assembled Big Boy model is described as a striking display piece, with tightly fitting bricks for a strong stable structure ideal for desks, offices and cabinets.

Looking for something else? Browse all steam engine model kits (including stationary steam engines and traction steam engines) and compare the latest prices. If you need some suggestions for gifts, check out our gift ideas for model builders.